Home / 1,778,554.18-2,665,918.05-768,151.27

Finding the Fourth Proportional to 1,778,554.18, 2,665,918.05 and 768,151.27

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Solution

The fourth proportional to 1,778,554.18, 2,665,918.05 and 768,151.27 is: 1,151,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,554.18 : 2,665,918.05 = 768,151.27 : x
  2. Step 2: Convert to fraction form
    1,778,554.18/2,665,918.05 = 768,151.27/x
  3. Step 3: Cross multiply
    1,778,554.18x = 2,665,918.05 × 768,151.27
  4. Step 4: Simplify right side
    1,778,554.18x = 2,047,828,335,823.42
  5. Step 5: Solve for x
    x = 2,047,828,335,823.42/1,778,554.18
  6. Step 6: Final answer
    x = 1,151,400.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.